20544953

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{353}}^1$

素因数の和:425

約数の個数: 24

約数和(自身を含む): 25047624

約数和(自身を除く): 4502671

約数列:

[1, 11, 13, 37, 121, 143, 353, 407, 481, 1573, 3883, 4477, 4589, 5291, 13061, 42713, 50479, 58201, 143671, 169793, 555269, 1580381, 1867723, 20544953]

約数ペア:

[(1, 20544953), (11, 1867723), (13, 1580381), (37, 555269), (121, 169793), (143, 143671), (353, 58201), (407, 50479), (481, 42713), (1573, 13061), (3883, 5291), (4477, 4589)]